SOS Encounter: Vast Poni Canyon
Walk: Vast Poni Canyon (30%)
Looking for Gigalith? It isn't found in the wild in this game — evolve Boldore (Trade).
Its base catch rate is 120 out of 255 (higher is easier); the catch rate calculator works out your odds with each ball. For the look, the best colour match is Great Ball.
Evolution: Roggenrola → Boldore (Level 25) → Gigalith (Trade).
Boldore in every game · Pokémon Sun, Moon, Ultra Sun & Ultra Moon interactive map (Alola)